11 November 2013, 05:01 PM ET
Taking vitamin E or beta-carotene does not appear to reduce the risk of cancer or cardiovascular disease, according to a new review from a government-appointed panel of experts.
11 November 2013, 04:59 PM ET
The human body is covered by a wide array of different bacteria, and these microbes don't typically cause any issues while on the surface of the skin. However, bacteria can cause cellulitis if they get into the body through a break in the skin.
11 November 2013, 03:45 PM ET
Infants who unexpectedly die in their sleep may have underlying abnormalities in their brain stem, regardless of whether they are placed in safe or unsafe sleep environments, a new study suggests.
11 November 2013, 02:15 PM ET
Researchers simulated a man peeing into a urinal at different angles, finding to avoid pee splash-back men should decrease the angle of flow.
11 November 2013, 12:27 PM ET
By making fungal cells glow, researchers speed drug testing.
11 November 2013, 10:27 AM ET
Fungal lung infections like those caused by Histoplasma capsulatum are difficult to treat because it's hard to get rid of the fungal cells without damaging human cells. A new way to mark fungal cells by making them glow could solve that problem.
11 November 2013, 09:34 AM ET
Attention has been given lately to the link between oral sex and the risk of acquiring oral infections with the human papillomavirus (HPV). But researchers may have overlooked another possible risk factor for oral HPV: giving it to yourself.
11 November 2013, 09:02 AM ET
A front-of-package food label that boils down nutrition information to a single number may be the most user-friendly for consumers in terms of helping them pick healthy products, a new study suggests.
08 November 2013, 06:35 PM ET
A spinal cord injury is caused by damage to parts of the spine.
08 November 2013, 05:16 PM ET
Newly discovered bacterium is reminder to clean that toothbrush holder.
08 November 2013, 02:24 PM ET
Whether everyday activities such as housework, gardening or sex can be considered as exercise is a topic of current research. But traditional workouts are still important. Here are tips for starting and sticking with an exercise routine.
08 November 2013, 02:16 PM ET
The ideal age for first parenthood is 25 for women and 27 for men, new research suggests. But those averages conceal wide differences in opinion across race, gender and education level.
08 November 2013, 11:49 AM ET
A man in Atlanta has been diagnosed with a severe case of saxophone lung. Though the name of the condition seems odd, it's quite appropriate, since saxophonists and other wind-instrument players are among those who contract the illness most often.
08 November 2013, 10:13 AM ET
A 10-year-old boy with leukemia underwent a bone-marrow transplant, and after the procedure, doctors discovered that he was cured of his peanut allergy, they reported today.
07 November 2013, 10:44 PM ET
The disease, called cyclosporiasis, is common to tropical and subtropical regions.
07 November 2013, 03:18 PM ET
Bullying is usually considered a social ill, but now public health professionals are noticing mental health symptoms -- dubbed "bullying syndrome" -- in children who've been bullied.
07 November 2013, 03:00 PM ET
The Food and Drug Administration's recent announcement that trans fats could be phased out means that some popular food products may need to be reformulated in the future to comply with the law.
07 November 2013, 02:55 PM ET
While political pundits debate whether a candidate's girth is an election-day liability, science has weighed in with a surprising find: Politicians who are overweight are perceived as more reliable, honest and inspiring — but only if they're male.
07 November 2013, 01:57 PM ET
Researchers say they may be able to detect and annihilate disease-causing proteins in the brain with lasers.
07 November 2013, 12:48 PM ET
Check out this fascinating image of E.coli disrupting cell division.
07 November 2013, 11:20 AM ET
Women who drink a low amount of alcohol during pregnancy are much healthier in other ways than women who abstain from drinking while pregnant, a new study shows. But studies of drinking during pregnancy don't take this into account.
07 November 2013, 10:37 AM ET
Artificial trans fats in foods may soon be a thing of the past, according to a new announcement from the Food and Drug Administration.
07 November 2013, 09:03 AM ET
Researchers have found a new ligament in the human knee, the existence of which had been postulated in 1879 but never shown, until now.
07 November 2013, 08:20 AM ET
Myths about allergies are common, and sometimes even believed by doctors, says a researcher who examined the allergy-related reasons why people shun gluten or skip the flu shot even though they may not need to.
06 November 2013, 11:57 PM ET
HIV uses an “invisibility cloak” made up of a host body’s own cells, a team of researchers has found, in a discovery that represents a significant step forward in our understanding of the virus and could lead to new ways of fighting it.
06 November 2013, 11:30 PM ET
A series of powerful analytical methods coined “omics” is driving us away from reductionist approaches towards a more systematic understanding of biology and disease.
06 November 2013, 06:38 PM ET
Adderall is a prescription medication used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy.
06 November 2013, 04:00 PM ET
Bilingualism can strengthen the brain, a new study shows. People who spoke two languages developed dementia about 5 years later, on average, than people who spoke only one language.
06 November 2013, 02:58 PM ET
How long infants spend looking at other people's eyes may be an earlier marker of autism, a new study suggests.
06 November 2013, 12:01 PM ET
A drug typically used to treat epilepsy also might be effective in treating alcoholism, researchers say. In a clinical trial, alcohol-dependent patients taking gabapentin, an anticonvulsant medication, were more likely to stop drinking.
06 November 2013, 12:00 PM ET
Remote industrial towns, e-waste processing centers and the site of an infamous nuclear disaster top 2013's worst polluted places, according to a new list.
06 November 2013, 10:10 AM ET
The strain of cholera bacteria that became epidemic in Haiti in 2010 is now infecting and killing people in other countries as well.